Material: Plastic Outside diameter: 5.125" Position: N/A Color: Black Compatible Brand: Fits Yamaha Bearing Series: 6205 Bearing included: Yes Number: 04-1130-20All Kimpex idler wheels are OEM replacements made with Kimpex quality. To make sure you have the wheel you need to change, check the manufacturer's number (OEM), here below, is the same.